Rev Author Line No. Line
2596 kaklik 1 #include ".\main.h"
2  
2600 kaklik 3 #define LED1 PIN_C6 //CHANGE PIN_XX TO YOUR LED PIN NUMBER, EX: PIN_A5
4 #define LED2 PIN_C5 //CHANGE PIN_XX TO YOUR LED PIN NUMBER, EX: PIN_A5
2743 kaklik 5 #define LED3 PIN_C4 //CHANGE PIN_XX TO YOUR LED PIN NUMBER
6 #define LED4 PIN_D3 //CHANGE PIN_XX TO YOUR LED PIN NUMBER
2596 kaklik 7  
2743 kaklik 8 #define S1 PIN_B0 //CHANGE PIN_XX TO YOUR LED PIN NUMBER, EX: PIN_A5
9 #define S2 PIN_B1 //CHANGE PIN_XX TO YOUR LED PIN NUMBER, EX: PIN_A5
10 #define S3 PIN_D0 //CHANGE PIN_XX TO YOUR LED PIN NUMBER
11 #define S4 PIN_D1 //CHANGE PIN_XX TO YOUR LED PIN NUMBER
2596 kaklik 12  
2743 kaklik 13 #define BEEP PIN_D2 //piezo beeper
14  
15 #define LCD_ENABLE_PIN PIN_E0 ////
16 #define LCD_RS_PIN PIN_E1 ////
17 #define LCD_RW_PIN PIN_E2 ////
18 #define LCD_DATA4 PIN_D4 ////
19 #define LCD_DATA5 PIN_D5 ////
20 #define LCD_DATA6 PIN_D6 ////
21 #define LCD_DATA7 PIN_D7
22 #include <lcd.c>
23  
24 void sound_beep( unsigned int lenght, int16 frequency)
2600 kaklik 25 {
2743 kaklik 26 unsigned int i;
27  
28 for(i=0;i<=lenght;i++)
29 {
30 output_toggle(BEEP);
31 delay_us(1/frequency);
32 }
2600 kaklik 33 }
34  
2596 kaklik 35 void main()
36 {
2743 kaklik 37 unsigned int16 setpoint;
38 unsigned int16 napeti;
2600 kaklik 39 unsigned int16 plneni=0;
2743 kaklik 40 unsigned int1 button_press; // semafor pro cteni tlacitek
2596 kaklik 41  
2743 kaklik 42 lcd_init();
2596 kaklik 43  
2743 kaklik 44 lcd_putc("\fHVPS01A 2013 MLAB\n");
45 Delay_ms(1000);
2596 kaklik 46  
47 setup_adc_ports(sAN0|VSS_VDD);
48 setup_adc(ADC_CLOCK_DIV_32);
49 setup_spi(SPI_SS_DISABLED);
50 setup_timer_0(RTCC_EXT_L_TO_H|RTCC_DIV_1);
51 setup_timer_1(T1_DISABLED);
52 setup_timer_2(T2_DIV_BY_1,255,1);
53 setup_ccp1(CCP_PWM);
54 setup_ccp2(CCP_PWM);
55 setup_comparator(NC_NC_NC_NC);// This device COMP currently not supported by the PICWizard
56 setup_oscillator(OSC_8MHZ);
57  
58 set_pwm1_duty(0);
59 set_pwm2_duty(0);
60  
61  
2600 kaklik 62 output_high(LED1);
63 output_high(LED2);
64 output_high(LED3);
65 output_high(LED4);
66  
2743 kaklik 67 // ext_int_edge( L_TO_H ); // Sets up EXT
68 // enable_interrupts(INT_EXT);
69 // enable_interrupts(GLOBAL);
2596 kaklik 70  
2600 kaklik 71 setpoint = 43;
2743 kaklik 72 lcd_putc("\f");
2596 kaklik 73  
74 while(true)
75 {
2743 kaklik 76  
2596 kaklik 77 set_adc_channel(1);
78 delay_us(100);
2743 kaklik 79 napeti = (napeti+read_adc())/2;
2596 kaklik 80  
81 if (napeti <= setpoint)
82 {
2600 kaklik 83 if (plneni < 300) plneni++;
84 output_low(LED2);
2596 kaklik 85 }
86 else
87 {
88 if (plneni > 0) plneni--;
2600 kaklik 89 output_high(LED2);
2596 kaklik 90 }
2743 kaklik 91 set_pwm1_duty(plneni);
92 set_pwm2_duty(1023-plneni);
93  
94 lcd_gotoxy(1,1);
95 printf(lcd_putc,"Actual: %lu V ",napeti);
96 lcd_gotoxy(1,2);
97 printf(lcd_putc,"Set: %lu V ",setpoint);
2596 kaklik 98  
99  
2743 kaklik 100 if(button_press==false ) // tlacitka se ctou znovu pouze pokud v redchozim cyklu nebyla zmacknuta.
101 {
102 if(!input(S1))
103 {
104 delay_ms(20);
105 if(!input(S1))
106 {
107 button_press=true;
108 sound_beep(100,700);
109 if(setpoint < 0xfa )setpoint+=5;
110 }
111 }
112  
113 if(!input(S2))
114 {
115 delay_ms(20);
116 if(!input(S2))
117 {
118 button_press=true;
119 sound_beep(100,600);
120 if(setpoint > 0x05 ) setpoint-=5;
121 }
122 }
123  
124 if(!input(S3))
125 {
126 delay_ms(20);
127 if(!input(S3))
128 {
129 button_press=true;
130 sound_beep(100,500);
131 if(setpoint < 0xff )setpoint++;
132 }
133 }
134  
135 if(!input(S4))
136 {
137 delay_ms(20);
138 if(!input(S4))
139 {
140 button_press=true;
141 sound_beep(100,400);
142 if(setpoint > 0x00 ) setpoint--;
143 }
144 }
145 }
146  
147 if ( input(S1) && input(S2) && input(S3) && input(S4) ) button_press=false;
148  
2600 kaklik 149 output_toggle(LED1);
150 delay_ms(10);
2596 kaklik 151 }
152  
153 }